18538806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 48771072

約数和(自身を除く): 30232266

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 31, 33, 34, 39, 41, 51, 62, 66, 78, 82, 93, 102, 123, 143, 186, 187, 221, 246, 286, 341, 374, 403, 429, 442, 451, 527, 533, 561, 663, 682, 697, 806, 858, 902, 1023, 1054, 1066, 1122, 1209, 1271, 1326, 1353, 1394, 1581, 1599, 2046, 2091, 2418, 2431, 2542, 2706, 3162, 3198, 3813, 4182, 4433, 4862, 5797, 5863, 6851, 7293, 7626, 7667, 8866, 9061, 11594, 11726, 13299, 13702, 13981, 14586, 15334, 16523, 17391, 17589, 18122, 20553, 21607, 23001, 26598, 27183, 27962, 33046, 34782, 35178, 41106, 41943, 43214, 46002, 49569, 54366, 64821, 75361, 83886, 99138, 99671, 129642, 150722, 181753, 199342, 226083, 237677, 280891, 299013, 363506, 452166, 475354, 545259, 561782, 598026, 713031, 842673, 1090518, 1426062, 1685346, 3089801, 6179602, 9269403, 18538806]

約数ペア:

[(1, 18538806), (2, 9269403), (3, 6179602), (6, 3089801), (11, 1685346), (13, 1426062), (17, 1090518), (22, 842673), (26, 713031), (31, 598026), (33, 561782), (34, 545259), (39, 475354), (41, 452166), (51, 363506), (62, 299013), (66, 280891), (78, 237677), (82, 226083), (93, 199342), (102, 181753), (123, 150722), (143, 129642), (186, 99671), (187, 99138), (221, 83886), (246, 75361), (286, 64821), (341, 54366), (374, 49569), (403, 46002), (429, 43214), (442, 41943), (451, 41106), (527, 35178), (533, 34782), (561, 33046), (663, 27962), (682, 27183), (697, 26598), (806, 23001), (858, 21607), (902, 20553), (1023, 18122), (1054, 17589), (1066, 17391), (1122, 16523), (1209, 15334), (1271, 14586), (1326, 13981), (1353, 13702), (1394, 13299), (1581, 11726), (1599, 11594), (2046, 9061), (2091, 8866), (2418, 7667), (2431, 7626), (2542, 7293), (2706, 6851), (3162, 5863), (3198, 5797), (3813, 4862), (4182, 4433)]